dm_test_s3_h..._cec_suspend(9)

📦 version 7.3.1, in nixpkgs unstable

💅 dm_test_s3_handle_hdmi_cec_suspend — Kernel API Manual ✨

okay so bestie, the manual page we're reading lives under the name dm_test_s3_h..._cec_suspend(9) — yes that's the truncated little nickname, and it's iconic honestly. Let's get into it 🎀

🌸 NAME 🌸

dm_test_s3_handle_hdmi_cec_suspend — literally a test for the suspend pass over connectors, no cap 🦋

✨ SYNOPSIS ✨

void dm_test_s3_handle_hdmi_cec_suspend (struct kunit *test );

that's it. that's the whole vibe. one function, one argument, clean girl energy 💅

🫶 ARGUMENTS 🫶

  • test — the KUnit test context 💖 that's the whole story, she's just here to hold the context for the test.

💀 DESCRIPTION 💀

so here's the tea: suspend iterates over all the connectors. she's thorough like that, main character energy fr fr.

but bestie, she skips the writeback ones — not invited to the function, sorry — and calls the unset path on all the rest of them ✨

and the key detail: with NULL notifiers this whole thing is a crash-free no-op 🙈 like, nothing happens, nobody gets hurt, we all go home. no crashing, no drama, periodt. 💜

ngl this one is a safety-please-do-not-explode test, and honestly? we stan a low-stakes icon 👑

🌈 SEE ALSO 🌈

and now the part where she lists literally everyone in her group chat — every single one of these, all still here, all accounted for 🫶

the kernel file:

./drivers/gpu/drm/amd/display/amdgpu_dm/tests/amdgpu_dm_connector_test.c

and the whole friend group:

like, that's the whole crew and we love them 💜

okay that's the page bestie 🎀 quick little sign-off — this one came from the source/version line ./drivers/gpu/drm/amd/display/... and she's dated October 2026, filed under dm_test_s3_h..._cec_suspend(9). go forth and suspend responsibly ✨🦋💅

📦 where this page comes from